From 4922bb41d604a15483e12f1b33bac2bf6628d866 Mon Sep 17 00:00:00 2001
From: Jacky Tian <xjtian@fb.com>
Date: Tue, 31 Mar 2020 00:54:08 -0700
Subject: [PATCH] static_cast size parameter in StringRef constructor to size_t

---
 src/shrpx_tls.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/shrpx_tls.cc b/src/shrpx_tls.cc
index 83b148a6..c5625303 100644
--- a/src/shrpx_tls.cc
+++ b/src/shrpx_tls.cc
@@ -2041,7 +2041,7 @@ StringRef get_x509_serial(BlockAllocator &balloc, X509 *x) {
   auto n = BN_bn2bin(bn, b.data());
   assert(n <= 20);
 
-  return util::format_hex(balloc, StringRef{b.data(), n});
+  return util::format_hex(balloc, StringRef{b.data(), static_cast<size_t>(n)});
 }
 
 namespace {